Try to enable MSI in case hardware supports it. At least Intel Quark is known
SoC which indeed does.
Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
drivers/usb/gadget/udc/pch_udc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/usb/gadget/udc/pch_udc.c b/drivers/usb/gadget/udc/pch_udc.c
index 49fd97f..7736799 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -3132,6 +3132,8 @@ static int pch_udc_probe(struct pci_dev *pdev,
if (pch_udc_pcd_init(dev))
return -ENODEV;
+ pci_enable_msi(pdev);
+
retval = devm_request_irq(&pdev->dev, pdev->irq, pch_udc_isr,
IRQF_SHARED, KBUILD_MODNAME, dev);
if (retval) {
--
2.7.0
--
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